P字母开头的单词或词组(第29页)：
- perimeter
- perilous
- periodical
- peripatetic
- permeable
- peripheral
- periphery
- periscope
- permissive
- persecute
- perish
- perishing
- perjury
- permanence
- permanent
- permeate
- pernicious
- perpendicular
- perpetual
- perpetuate
- perquisite
- persiflage
- persistence
- personable
- personification
- personnel
- perspective
- pervious
- perspicacious
- perspicuity
- perspicuous
- pest
- perspire
- pertain
- pertinacious
- pertinent
- peruse
- pervade
- pesticide
- pester
- pestilent
- pessimism
- pestle
- petal